/Engine/Source/Runtime/Experimental/Chaos/Public/RewindData.h
Check if the handle resim frame is valid (before the current one)
bool IsResimFrameValid ( const [FGeometryParticleHandle](API\Runtime\Chaos\Chaos\FGeometryParticleHandle) & Handle, const [FFrameAndPhase](API\Runtime\Chaos\FFrameAndPhase) FrameAndPhase ) const